Noran Engineering Inc. (Westminster, Calif.) has released NEi Nastran V9.1, the company’s finite element analysis and simulation software. Features include support for automated impact analysis, enhanced nonlinear and dynamic solutions, improved solver and overall performance and new aerospace, maritime and automotive productivity tools. The NEiEditor GUI has been modified to enhance the user interface usability. Other editor enhancements include grid point stress and grid point strain display, capability to move through the same composite result measure ply by ply and the ability to restore default settings in the Setup property page. The editor also has been updated with new features, such as added display of midside nodes for 2-D and 3-D elements, the capability to move from ply to ply for composites models and handling and display of surface contact results.